Functional Modification Effect of Epoxy Oligomers on the Structure and Properties of Epoxy Hydroxyurethane Polymers

Figure 3

The temperature dependence of the dielectric loss angle tangents at a frequency of 10⁶ Hz (1–3) and 10⁵ Hz (1′, 2′) for polymers obtained on the basis of the modified ED-20 + DETA (1, 1′), modified 20% DCC/ED-20 (2, 2′), and 20% of DCC/DEG-1 (3).